Yield the Night

"After surviving a round-trip to hell, Piper figures she can survive anything. After all, she just lived through the devastating loss of her Consul apprenticeship and a torturous stint at boarding school. How much worse could it get? With the only life she's ever known crumbling around her and her future slipping from her grasp, she needs Ash's help one more time. But the greatest danger of all lies within her, and no matter what she does, she may lose everything --including him.